>> and the young victim remains in the burn unit here at st. francis hospital. and the sister says that it was the boyfriend's fault. they have fought and then it escalated into where a fight where he set her on fire. neighbors heard horrifying cries for help and then saw a woman on fire tearing at her clothing. they did not want to be identified. >> we heard some screaming and we went outside. >> i had seen a fire and she was running taking off her clothes. >> reporter: it was the 25-year- old who was the mother of three young children. >> most of her face is burnt and just a little bit of the hair is there. >> reporter: and they are accusing her boyfriend, the 22- year-old of torching her after a fight. >> they got into an argument and she left the laundromat. >> reporter: she was taken to the burn center where police say she is being treated for life-threatening injuries. police are looking for oliver and have released this prescription. she is 5-10, 155-pound. and the dark pajama pants with the multi-color print. they also wore gray and red nike sports shoes